超长钻孔灌注桩的施工技术

Construction technique of super long drill-pouring pile

结合工程具体施工情况,从场地准备、桩位放样、护筒埋设、钻机就位、钻孔、清孔等几方面介绍了超长钻孔灌注桩的施工工艺及方法,说明了主要施工技术环节,提出了施工注意事项及质量控制措施。

Combined with special projects, it introduces the construction technique and practice of super long drill-pouring pile from site preparation, lofting of the pile location, embedded pile location, driller insertion, drill-pouring, scouring drilling hole etc. It explains the chief segments of construction technique and puts the matters need attention and the measures of quality control.